diff --git a/portal/setup-wizard.html b/portal/setup-wizard.html
index 80f41b0..353bd01 100644
--- a/portal/setup-wizard.html
+++ b/portal/setup-wizard.html
@@ -1411,12 +1411,24 @@
           const formData = new FormData();
           formData.append('zipFile', file);
 
+          console.log('Uploading ZIP to:', `${config.apiBaseUrl}/setup/uploadSavedPage.cfm`);
           const uploadResponse = await fetch(`${config.apiBaseUrl}/setup/uploadSavedPage.cfm`, {
             method: 'POST',
             body: formData
           });
 
-          const uploadResult = await uploadResponse.json();
+          console.log('Upload response status:', uploadResponse.status, uploadResponse.statusText);
+          const uploadText = await uploadResponse.text();
+          console.log('Upload response text (first 500):', uploadText.substring(0, 500));
+
+          let uploadResult;
+          try {
+            uploadResult = JSON.parse(uploadText);
+          } catch (parseErr) {
+            console.error('Failed to parse upload response as JSON:', parseErr);
+            throw new Error('Server returned invalid response: ' + uploadText.substring(0, 200));
+          }
+
           if (!uploadResult.OK) {
             throw new Error(uploadResult.MESSAGE || 'Failed to upload ZIP file');
           }